Model #279422PC3

Optical instrument lens (NSN 6650-00-155-2880)

Description

Glass optical material.

Diameter
28.0 millimeters
End Application
Rangefinder mk51
Axial Thickness
5.0 millimeters and 3.0 millimeters
Compound Lensaxial Thickness
8.0 millimeters
Equivalent Focal Length
14.057 centimeters
Back Focal Length
13.705 centimeters
Front Focal Length
13.891 centimeters
Refraction Index
1.5110 and 1.6490
Abbe Constant
63.500 and 33.800
Compound Lens Style
Doublet
Individual Lens Style
Double convex and meniscus diverging
Element Left Surface Radius
99.2 millimeters and -56.9 millimeters
Element Right Surface Radius
56.9 millimeters and 168.1 millimeters
Material
Glass, optical
Description
Lens,optical Instrument
Cage Code
10001

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Updated: 11/23/2024